Jersey County, Illinois Population 2024

20,991

Jersey County, Illinois's estimated 2024 population is 20,991 with a growth rate of -0.47% in the past year according to the most recent United States census data. Jersey County, Illinois is the 55th largest county in Illinois. The 2010 population was 22,997 and has seen a growth of -8.72% since that time.

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202920,491-100-0.49%
202820,591-100-0.48%
202720,691-100-0.48%
202620,791-100-0.48%
202520,891-100-0.48%
202420,991-100-0.47%
202321,091-100-0.47%
202221,191-158-0.74%
202121,349-145-0.67%
202021,494-173-0.8%
201921,667-71-0.33%
201821,738-154-0.7%
201721,892-73-0.33%
201621,965-303-1.36%
201522,268-232-1.03%
201422,500-110-0.49%
201322,610-107-0.47%
201222,717-168-0.73%
201122,885-112-0.49%
201022,99700%
199020,53910%
198020,5382,04611.06%
197018,4921,4698.63%
196017,0231,75911.52%
195015,2641,62811.94%
194013,6361,0808.6%
193012,556-126-0.99%
192012,682-1,272-9.12%
191013,954-658-4.5%
190014,612-198-1.34%
189014,810-732-4.71%
188015,5424883.24%
187015,0543,00324.92%
186012,0514,69763.87%
18507,3542,81962.16%
18404,535-15,956-77.87%
showing: 36 rows
2024 Growth Rate
-0.47% (-100)
County Website
Jersey County
County Seat
2020 Population
21,494
Area
370 mi²
Density
57 people/mi²
Growth Since 2020
-2.34% (-503)
Founded
February 28, 1839

Jersey County, Illinois Population 2024

Population by Race

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Race
Population
Percentage (of total)
White20,56895.83%
Two or more races5452.54%
Black or African American1510.7%
Asian1270.59%
Native Hawaiian or Pacific Islander380.18%
Other race330.15%
Native American00%

White

Two or more races

Black or African American

Asian

Native Hawaiian or Pacific Islander

Other race

Native American

Jersey County, Illinois Population by Race

Jersey County, Illinois Population Pyramid 2024

Jersey County, Illinois Median Age

42.8

Total

42

Male

44.5

Female

Jersey County, Illinois Adults

There are 17,252 adults, (4,276 of whom are seniors) in Jersey County, Illinois.

Jersey County, Illinois Age Dependency

65.4

Age Dependency Ratio

33

Old Age Dependency Ratio

32.4

Child Dependency Ratio

Jersey County, Illinois Sex Ratio

Female10,95051.02%
Male10,51248.98%

Jersey County, Illinois Population by Age

Jersey County, Illinois Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All7,7352.6581.118.9
Married4,1313.1691.78.3
Non Family2,4341.2267.732.3
Female6993.954.645.4
Male4713.7796.43.6

3.23

Average Family Size

2.65

Average Household Size

81.1%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Jersey County, Illinois Households and Families

Male

Female

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Education Attained
Count
Percentage
Less Than 9th Grade3272.17%
9th to 12th Grade6744.48%
High School Graduate5,76038.28%
Some College3,03320.16%
Associates Degree1,97413.12%
Bachelors Degree2,03713.54%
Graduate Degree1,2418.25%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Jersey County, Illinois Educational Attainment by Sex (over 25)

Jersey County, Illinois Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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Race
Total
High School
Bachelors
White14,52313,6033,144
2+ Races27627281
Hispanic16711541
Asian77537
Black534836
Islander38380
Other Race20150

The highest rate of high school graduation is among islander people with a rate of 100%.

The highest rate of bachelors degrees is among black people with a rate of 67.92%.

Jersey County, Illinois Educational Attainment by Race

All

Male

Female

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Name
Average
Male
Female
Overall$47,584$56,176$37,658
Less Than 9th Grade$39,435$38,589$40,847
High School Graduate$36,845$45,681$28,329
Some College$49,577$64,193$36,618
Bachelors Degree$62,219$70,805$49,622
Graduate Degree$69,432$74,964$57,833

$47,584

Average Earnings

$56,176

Average Male

$37,658

Average Female

Jersey County, Illinois Earnings by Educational Attainment

Jersey County, Illinois Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Jersey County, Illinois Language

98.55% of Jersey County, Illinois residents speak only English, while 1.45% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.63% of the population.

Jersey County, Illinois Language

Jersey County, Illinois Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White19,6841,6088.17%
Multiple519265.01%
Hispanic282248.51%
Black422150%

8.08%

Overall Poverty Rate

6.53%

Male Poverty Rate

9.59%

Female Poverty Rate

Poverty in Jersey County, Illinois

The race most likely to be in poverty in Jersey County, Illinois is Black, with 50% below the poverty level.

The race least likely to be in poverty in Jersey County, Illinois is Multiple, with 5.01% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.17%. Among those working part-time, it was 9.31%, and for those that did not work, the poverty rate was 16.18%.

Jersey County, Illinois Poverty

rate

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Rate
Poverty
Some College10.4%
High School9.35%
Less Than 9th Grade7.93%
Bachelors or Greater2.67%

Jersey County, Illinois Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed16.16%
Female Employed5.17%
Male Employed2.24%
Female Unemployed1.57%

Jersey County, Illinois Poverty Rate by Employment Status and Sex

Jersey County, Illinois Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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Name
Median
Mean
Households$77,607$97,649
Families$100,303$119,909
Married Families$107,813$-999,999,999
Non Families$34,071$45,749

mean

median

Income by Household Type

Jersey County, Illinois Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

47.0%

Overall Marriage Rate

49.5%

Male Marriage Rate

44.7%

Female Marriage Rate

Jersey County, Illinois Married by Age and Sex

male

female

Jersey County, Illinois Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.

Jersey County, Illinois Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Jersey County, Illinois Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,584

Number of Veterans

1,510

Male Veterans

74

Female Veterans

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War
Veterans
Vietnam534
First Gulf War313
Second Gulf War243
Korea104
World War II65

Jersey County, Illinois Veterans by War

count

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Age Group
Veterans
65 to 74498
35 to 54383
75+345
55 to 64197
18 to 34161

Jersey County, Illinois Veterans by Age

count

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Name
Veterans
% of Total
White1,5539.41%
2+ Races225.31%
Black96.52%

Jersey County, Illinois Veterans by Race

Jersey County, Illinois Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

7.78%

Veteran Poverty Rate

21.72%

Veteran Disability Rate

Jersey County, Illinois Veterans by Education

LaborForceParticipation

59.9%

Labor Force Participation

57.8%

Employment Rate

3.4%

Unemployment Rate

Jersey County, Illinois Employment by Age

LaborForceParticipation

Jersey County, Illinois Employment by Race

LaborForceParticipation

Jersey County, Illinois Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

78.68%

Born in Jersey County, Illinois

98.99%

Native Born

1.01%

Foreign Born

0.64%

Non Citizen

0.36%

Naturalized

Place of Birth

98.99% of Jersey County, Illinois residents were born in the United States, with 78.68% having been born in Illinois. 0.64% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Jersey County, Illinois Place of Birth

Sources